Watts ETA-20 - Part of the ETA Series snake fence A stainless-steel screened aluminum dome

A stainless-steel screened aluminum dome enhances debris protection

Features Union Press x Union Pex Fittings

and over time it will form a protective iron-oxide patina

Fits sizes 2 to 3 IN

Watts ETA-20 - Part of the ETA Series snake fence A stainless-steel screened aluminum domeThis 10. 9 gallon pressurized expansion tank is designed to absorb the expansion forces and control the pressure in heating and cooling systems. It is an ASME Section VIII fixed bladder type precharged expansion tank. The excess water is contained in the heavy duty butyl bladder preventing tank corrosion and waterlogging problems. Maximum pressure of 150 psi (10 bar). Features ASME Section VIII construction Heavy duty fixed butyl bladder Precharged to